Question

Find LCM of 60,40 and 90​

Answer 1

Explanation:

Prime factorize.

60 = 2 *2 * 3 * 5 = 2² * 3 * 5

40 = 2 * 2 * 2 *5 = 2³ * 5

90 = 2 * 3 * 3 * 5 = 2 * 3² * 5

LCM = 2³ * 3² * 5 = 8 * 9 * 5 = 360